Idaho Class D knowledge test practice test 1

Question 1

In nearly every state, what is the legal blood alcohol limit for drivers 21 and over?

Accepted Answer

0.08 percent

Answer

0.10 percent

Answer

0.15 percent

Answer

0.20 percent

Question 2

What is the "basic speed rule"?

Accepted Answer

Never drive faster than is safe for conditions

Answer

Always drive at exactly the posted limit

Answer

Drive at the same speed as the car ahead

Answer

Drive as fast as the road and your car allow

Question 3

Marijuana is legal for adults in some states. Is it legal to drive while impaired by it?

Accepted Answer

No, impaired driving is illegal everywhere

Answer

Yes, in states where it is legal

Answer

Yes, if you have a medical card

Answer

Yes, if you used only a small amount

Question 4

According to the Idaho Driver's Handbook, when may you pass a funeral procession in the right lane of a multi-lane highway?

Accepted Answer

Only if it is in the farthest left lane

Answer

Only if its lead car waves you by

Answer

Any time, as long as you signal

Answer

Never, under any conditions

Question 5

Which sign is the only one with eight sides?

Accepted Answer

Stop

Answer

Yield

Answer

Railroad crossing ahead

Answer

School zone

Question 6

What can happen if you get many traffic tickets in a short time?

Accepted Answer

Your license can be suspended

Answer

You get a safe-driving reward

Answer

Your license lasts longer

Answer

Your insurance goes down

Question 7

On a narrow Idaho mountain road, you come to a curve you cannot see around. What does the handbook say to do?

Accepted Answer

Sound your horn

Answer

Flash your high beams

Answer

Speed up to clear it fast

Answer

Drive in the center of the road

Question 8

Your car is parked on a downhill slope beside a curb. How should the front wheels point?

Accepted Answer

Toward the curb

Answer

Away from the curb

Answer

Straight ahead

Answer

Toward the middle of the road

Question 9

At an Idaho pedestrian hybrid beacon, the two red lights are flashing in turn. What must you do?

Accepted Answer

Stop, yield, and go once the crosswalk is clear

Answer

Stay stopped until the lights go dark

Answer

Slow down, but you need not stop

Answer

Stop only if a walker is in your lane

Question 10

A long line of cars is behind you on a two-lane road. What should you do?

Accepted Answer

Pull over where safe and let them pass

Answer

Speed up past the limit to keep up

Answer

Brake now and then to slow them down

Answer

Keep going at your speed and ignore them

Question 11

You are in a lane with a straight-only arrow but want to turn right. What should you do?

Accepted Answer

Go straight and find another way

Answer

Signal and turn right from your lane

Answer

Cut across the next lane at the corner

Answer

Back up and move into the right lane

Question 12

How does a conviction for driving under the influence usually affect insurance?

Accepted Answer

Insurance costs go up

Answer

Insurance costs go down

Answer

There is no change

Answer

Insurance is paid by the state

Question 13

According to the Idaho Driver's Handbook, what is the youngest age at which you can be licensed in Idaho?

Accepted Answer

15

Answer

14

Answer

15½

Answer

16½

Question 14

What is not allowed where this sign is posted?

Accepted Answer

Turning left

Answer

Turning right

Answer

Going straight

Answer

Changing lanes

Question 15

Why is texting while driving so dangerous?

Accepted Answer

It takes your eyes and mind off the road

Answer

It drains your phone battery faster

Answer

It is only dangerous when driving at night

Answer

It is only a problem on busy highways

Question 16

How often should you check your mirrors?

Accepted Answer

Every few seconds

Answer

Only when you park

Answer

Only when changing lanes

Answer

Once at the start of a trip

Question 17

Bright sun is shining in your eyes. What can help?

Accepted Answer

Use the sun visor and slow down

Answer

Close one eye until it passes

Answer

Speed up to get past the glare

Answer

Drive in the left lane

Question 18

Lights are flashing red at a railroad crossing but you see no train. What should you do?

Accepted Answer

Stop and wait until the lights stop flashing

Answer

Go on, since there is no train in sight

Answer

Slow down and cross with care if it is clear

Answer

Drive around the gates if they are down

Question 19

What must you do at a steady red traffic light?

Accepted Answer

Stop and wait behind the stop line

Answer

Slow down and go if the road is clear

Answer

Stop only if cars are crossing

Answer

Go if you are turning left

Question 20

How should you drive in a parking lot?

Accepted Answer

Slowly, watching for people

Answer

At the speed limit of the street

Answer

Straight across empty spaces

Answer

With your high beams on

Question 21

Where should you take extra care to watch for children?

Accepted Answer

Near schools, parks, and playgrounds

Answer

On highways and freeways

Answer

In tunnels and on bridges

Answer

Near truck stops and rest areas

Question 22

You reach an uncontrolled Idaho T intersection on the road that ends. Which drivers must you yield to?

Accepted Answer

Drivers coming from both other directions

Answer

Only drivers coming from your right

Answer

Only drivers coming from your left

Answer

No one, if you got there first

Question 23

In Idaho, what does an orange and white barricade tell you about a lane or road closure?

Accepted Answer

It is temporary

Answer

It is permanent

Answer

It applies only to trucks

Answer

It applies only at night

Question 24

A car is stopped ahead with people getting out of it near a crosswalk. What should you do?

Accepted Answer

Slow down and watch for people

Answer

Speed up to pass it quickly

Answer

Honk as you pass the car

Answer

Drive in the oncoming lane

Question 25

When should you leave more space between you and the car ahead?

Accepted Answer

In rain, fog, or at night

Answer

Only on dry, sunny days

Answer

Only when driving in cities

Answer

Only when the car ahead is small

Question 26

Your brakes suddenly stop working. What should you do first?

Accepted Answer

Pump the brakes and shift to a lower gear

Answer

Turn off the engine and take out the key

Answer

Shift into neutral and coast to a stop

Answer

Open your door to look at the brakes

Question 27

A rancher is moving cattle across an Idaho highway. Who has the right of way?

Accepted Answer

The cattle

Answer

You, since you are on the highway

Answer

Whoever reached the spot first

Answer

You, if you sound your horn

Question 28

A crossing signal shows a white walking person. What does it mean for people on foot?

Accepted Answer

They may start to cross, watching for turning cars

Answer

Cars may turn without yielding to them

Answer

They must wait for the next green light

Answer

They may cross only if they run the whole way

Question 29

In most states, where is an open container of alcohol not allowed?

Accepted Answer

In the passenger area of a car on the road

Answer

In the locked trunk while you drive

Answer

In your own home with the door shut

Answer

In a sealed bag from the store

Question 30

What does this sign mean?

Accepted Answer

You may not park here

Answer

You may park here for a short time

Answer

This lot is for permit holders only

Answer

Parking is free on this street

Question 31

What does this sign warn you about?

Accepted Answer

A yield sign is coming up

Answer

A stop sign is coming up

Answer

Your lane is about to end

Answer

A school zone starts soon

Question 32

Unless ITD changes the dates for weather, when may studded snow tires be used in Idaho?

Accepted Answer

From October 1 to April 30

Answer

From November 1 to March 31

Answer

From December 1 to February 28

Answer

From September 1 to May 31

Question 33

Some cold medicines warn they may cause drowsiness. What does this mean for driving?

Accepted Answer

They can make driving unsafe

Answer

They have no effect on driving

Answer

They help you stay alert

Answer

They are only a problem at night

Question 34

Why should you drive slower on a gravel road?

Accepted Answer

Gravel gives less grip for stopping and turning

Answer

Gravel roads are usually one-way

Answer

Gravel can make your engine run too hot

Answer

Gravel roads have no posted speed limit

Question 35

What does this sign tell you?

Accepted Answer

The top legal speed when conditions are good

Answer

The speed you must always drive at on this road

Answer

The lowest speed allowed on this road

Answer

A suggested speed for trucks and buses only

Question 36

How much of the lane does a motorcycle need?

Accepted Answer

The full width of a lane

Answer

Half a lane, so two can ride side by side

Answer

Just the shoulder of the road

Answer

One third of a lane

Question 37

According to the Idaho Driver's Handbook, what does a conviction for texting while driving a car bring?

Accepted Answer

A fine, but no points

Answer

A fine and 6 points

Answer

A license suspension

Answer

Jail time only

Question 38

How far should you sit from the airbag in the steering wheel?

Accepted Answer

At least 10 inches

Answer

About 2 inches

Answer

About 5 inches

Answer

It does not matter

Question 39

On icy Idaho roads, how much sooner than usual should you start slowing for a turn or stop?

Accepted Answer

At least 3 times sooner

Answer

At least 2 times sooner

Answer

At least 5 times sooner

Answer

At least 10 times sooner

Question 40

In general, how should you use a center two-way left-turn lane?

Accepted Answer

Enter it only just before your left turn

Answer

Drive in it for long stretches to save time

Answer

Use it to pass slow cars ahead of you

Answer

Use it to wait when traffic is jammed

Practice test 1 of 10 — Idaho permit test

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